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-rw-r--r--crates/ide/src/completion/complete_postfix.rs8
-rw-r--r--crates/ide/src/completion/complete_postfix/format_like.rs25
2 files changed, 19 insertions, 14 deletions
diff --git a/crates/ide/src/completion/complete_postfix.rs b/crates/ide/src/completion/complete_postfix.rs
index e549e0517..db5319618 100644
--- a/crates/ide/src/completion/complete_postfix.rs
+++ b/crates/ide/src/completion/complete_postfix.rs
@@ -4,7 +4,7 @@ mod format_like;
4 4
5use assists::utils::TryEnum; 5use assists::utils::TryEnum;
6use syntax::{ 6use syntax::{
7 ast::{self, AstNode}, 7 ast::{self, AstNode, AstToken},
8 TextRange, TextSize, 8 TextRange, TextSize,
9}; 9};
10use text_edit::TextEdit; 10use text_edit::TextEdit;
@@ -212,7 +212,11 @@ pub(super) fn complete_postfix(acc: &mut Completions, ctx: &CompletionContext) {
212 ) 212 )
213 .add_to(acc); 213 .add_to(acc);
214 214
215 add_format_like_completions(acc, ctx, &dot_receiver, cap, &receiver_text); 215 if let ast::Expr::Literal(literal) = dot_receiver.clone() {
216 if let Some(literal_text) = ast::String::cast(literal.token()) {
217 add_format_like_completions(acc, ctx, &dot_receiver, cap, &literal_text);
218 }
219 }
216} 220}
217 221
218fn get_receiver_text(receiver: &ast::Expr, receiver_is_ambiguous_float_literal: bool) -> String { 222fn get_receiver_text(receiver: &ast::Expr, receiver_is_ambiguous_float_literal: bool) -> String {
diff --git a/crates/ide/src/completion/complete_postfix/format_like.rs b/crates/ide/src/completion/complete_postfix/format_like.rs
index f0ef017d1..53cb3af39 100644
--- a/crates/ide/src/completion/complete_postfix/format_like.rs
+++ b/crates/ide/src/completion/complete_postfix/format_like.rs
@@ -18,23 +18,22 @@ use crate::completion::{
18 complete_postfix::postfix_snippet, completion_config::SnippetCap, 18 complete_postfix::postfix_snippet, completion_config::SnippetCap,
19 completion_context::CompletionContext, completion_item::Completions, 19 completion_context::CompletionContext, completion_item::Completions,
20}; 20};
21use syntax::ast; 21use syntax::ast::{self, AstToken};
22 22
23pub(super) fn add_format_like_completions( 23pub(super) fn add_format_like_completions(
24 acc: &mut Completions, 24 acc: &mut Completions,
25 ctx: &CompletionContext, 25 ctx: &CompletionContext,
26 dot_receiver: &ast::Expr, 26 dot_receiver: &ast::Expr,
27 cap: SnippetCap, 27 cap: SnippetCap,
28 receiver_text: &str, 28 receiver_text: &ast::String,
29) { 29) {
30 if !is_string_literal(receiver_text) { 30 let input = match string_literal_contents(receiver_text) {
31 // It's not a string literal, do not parse input. 31 // It's not a string literal, do not parse input.
32 return; 32 Some(input) => input,
33 } 33 None => return,
34 34 };
35 let input = &receiver_text[1..receiver_text.len() - 1];
36 35
37 let mut parser = FormatStrParser::new(input.to_owned()); 36 let mut parser = FormatStrParser::new(input);
38 37
39 if parser.parse().is_ok() { 38 if parser.parse().is_ok() {
40 for kind in PostfixKind::all_suggestions() { 39 for kind in PostfixKind::all_suggestions() {
@@ -47,11 +46,13 @@ pub(super) fn add_format_like_completions(
47} 46}
48 47
49/// Checks whether provided item is a string literal. 48/// Checks whether provided item is a string literal.
50fn is_string_literal(item: &str) -> bool { 49fn string_literal_contents(item: &ast::String) -> Option<String> {
51 if item.len() < 2 { 50 let item = item.text();
52 return false; 51 if item.len() >= 2 && item.starts_with("\"") && item.ends_with("\"") {
52 return Some(item[1..item.len() - 1].to_owned());
53 } 53 }
54 item.starts_with("\"") && item.ends_with("\"") 54
55 None
55} 56}
56 57
57/// Parser for a format-like string. It is more allowing in terms of string contents, 58/// Parser for a format-like string. It is more allowing in terms of string contents,